Home / 2,191,894,969.25-3,287,842,390.34-1,011,126,097.11

Finding the Fourth Proportional to 2,191,894,969.25, 3,287,842,390.34 and 1,011,126,097.11

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Solution

The fourth proportional to 2,191,894,969.25, 3,287,842,390.34 and 1,011,126,097.11 is: 1,516,689,116.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,894,969.25 : 3,287,842,390.34 = 1,011,126,097.11 : x
  2. Step 2: Convert to fraction form
    2,191,894,969.25/3,287,842,390.34 = 1,011,126,097.11/x
  3. Step 3: Cross multiply
    2,191,894,969.25x = 3,287,842,390.34 × 1,011,126,097.11
  4. Step 4: Simplify right side
    2,191,894,969.25x = 3,324,423,244,043,817,472
  5. Step 5: Solve for x
    x = 3,324,423,244,043,817,472/2,191,894,969.25
  6. Step 6: Final answer
    x = 1,516,689,116.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.